如图,已知在Rt△OAC中,O为坐标原点,直角顶点C在x轴的正半轴上,反比例函数
(k≠0)在第一象限的图象经过OA的中点B,交AC于点D,连接OD.若△OCD∽△ACO,则直线OA的解析式为_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07854693dd2e33f66030d6106eb6e0ee.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/9/181aefac-b904-41df-83b7-d3e0d911a768.png?resizew=135)
更新时间:2016-12-05 21:09:13
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【推荐1】反比例函数
和一次函数y=k2x+b的图象交于点M(3,﹣
)和点N(﹣1,2),则k1=_____ ,k2=____ ,一次函数的图象交x轴于点_____ .
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【推荐2】如图,在平面直角坐标系中,直线
与x轴,y轴分别交于点A,B,与反比例函数
的图象在第一象限交于点C,若
,则k的值为______ .
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【推荐1】如图,
中,
,
,点E在AB上且
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______ .
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【推荐2】如图,把
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